Visible Spectrophotometer LVS-A21 is single beam bench top device with 325 to 1000 nm wavelength range, and offers spectral bandwidth of 2 nm. Designed with 7 inch multicolor touch-screen and good human-computer interface. Features with T, A, C work mode and Czerny-Turner monochromator type unit. Designed with holographic blazed grating monochromator has the advantages of high wavelength accuracy, good monochromaticity and low stray light. The high accuracy and good reproducibility and stability of measurement reading instrument.
| Photometry | Single Beam |
| Monochromatic Type | Czerny-Turner |
| Wavelength range | 325 to 1000nm |
| Spectral bandwidth | 2 nm |
| Wavelength Accuracy | ± 2nm |
| Wavelength Repeatability | ≤ 1 nm |
| Focal length | 160 mm |
| Photometric Range | 0 to 100.0 %T 0 to 1.999 A 0 to 1999 C |
| Photometric Accuracy | ± 0.5 % T |
| Photometric Repeatability | ≤ 0.2 % T |
| Detector | Silicon Photocell |
| Grating | 1200 lines/mm |
| Stray light | ≤ 0.1( at 360nm NaNo2 ) |
| Noise | 100%（T）noise≤0.3%(T) ， 0%（T) noise ≤0.2 %(T) |
| Cuvette holder size | 10 mm |
| Dimension | 580 × 460 × 345 mm |
| Power consumption | 120 W |
| Power supply | AC 220V ±22V 50 Hz ±1 Hz |
| Gross weight | 16.5 kg |
The holographic blazed grating monochromator has the advantages of high wavelength accuracy, good monochromaticity and low stray light
Designed with 7 inch multicolor touch-screen and good human-computer interface
Sample compartment for 5 to 50 mm cuvettes
Equipped with USB port and automatic zero, full scale adjustment
Automatic light gate technology to protect photoelectric sensors
Adopts microprocessor control technology, qualitative analysis of substances in the visible spectrum, High accuracy of measurement readings, good stability
Automatic light gate technology, no need blackbody, to protect the photoelectric sensor
| Accessories no. | Name | Qty. |
|---|---|---|
| 1 | User manual | 1 pc |
| 2 | Glass cuvette 1cm 4 | 4 pcs |
| 4 | Power cable | 1 pc |
| 5 | Fuse | 2 pcs |
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